Hydroxyethyl-3,4-Methylenedioxyaniline HCl
molecular structure · PubChem
AKA: 94158-14-2, N-(2-Hydroxyethyl)-3, 4-methylenedioxyaniline hydrochloride, 2-(1, 3-Benzodioxol-5-ylamino)ethanol hydrochloride, Ethanol, Hydrochloride, COLOREX MDOX
WHAT IS IT?
Synthetic
Not Clean
2-(1,3-Benzodioxol-5-ylamino)ethanol hydrochloride
Formula
C9H12ClNO3
Mol. Weight
217.65
CAS #
94158-14-2
Form
Powder
WHAT DOES IT DO?
Functions
Hair Dyeing
Colors Hair
Traditional Use
A synthetic hair dye precursor developed in the mid-20th century for use in permanent and semi-permanent hair coloring products. No traditional use; chemically engineered to provide specific color development and permanence in modern hair care.
IS IT CLEAN?
EWG
5
CIR
Safe as used
Pregnancy
No
CIR Safety Findings
Not an Irritant
medical-approval
all-shades-safe
Regulatory Status
USA
✔ permitted
EU
✔ permitted
JAPAN
✔ permitted
CANADA
✔ permitted
Regulatory Agencies
EWG
CIR
FDA
EU COSING
Health Canada
IS IT FOR ME?
Skin Types
●
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
No
CAN I TRUST THIS?
The paper trail
🔬
Peer-reviewed
none on file
⚖️
Regulatory
1 listing →
🛡️
Safety-assessed
3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR